"{ Package: 'stx:goodies/sunit' }"

"{ NameSpace: Smalltalk }"

Object subclass:#TestAsserter

	instanceVariableNames:''

	classVariableNames:''

	poolDictionaries:''

	category:'SUnit-Base'

!

TestAsserter comment:''

!

!TestAsserter class methodsFor:'asserting'!

assert: aBoolean description: aString

	"Minimal clone of the instance-side assert protocol so that class-side methods can use it."

	aBoolean ifFalse:

		[self logFailure: aString.

		TestResult failure sunitSignalWith: aString].

! !

!TestAsserter class methodsFor:'logging'!

failureLog

	^SUnitNameResolver defaultLogDevice

!

isLogging

	"By default, we're not logging failures. Override in subclasses as desired."

	^false

!

logFailure: aString

	self isLogging ifTrue:

		[self failureLog cr; nextPutAll: aString; flush].

!

logSkipped: aString

        self isLogging ifTrue:

                [self failureLog cr; nextPutAll: aString; flush].

! !

!TestAsserter methodsFor:'asserting'!

assert: aBoolean

    "fail the testcase if aBoolean is false"

    <resource: #skipInDebuggersWalkBack>

    aBoolean ifFalse:

        [self logFailure: 'Assertion failed'.

        TestResult failure sunitSignalWith: 'Assertion failed'].

    "Modified: / 05-12-2009 / 18:14:08 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

assert:aBoolean description:aString

    "fail the testCase if aBoolean is false, 

     and report aString as failure-description."

    <resource: #skipInDebuggersWalkBack>

    ^self assert:aBoolean description:aString resumable: false.

    "Modified: / 06-08-2006 / 22:56:27 / cg"

    "Modified: / 11-09-2010 / 15:34:11 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

assert: aBoolean description: aString resumable: resumableBoolean

    <resource: #skipInDebuggersWalkBack>

    | exception |

    aBoolean ifFalse:

	[self logFailure: aString.

		exception := resumableBoolean

			ifTrue: [TestResult resumableFailure]

			ifFalse: [TestResult failure].

		exception sunitSignalWith: aString].

    "Modified: / 05-12-2009 / 18:15:22 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

deny: aBoolean

    "fail the testcase if aBoolean is true"

    <resource: #skipInDebuggersWalkBack>

    self assert: aBoolean not.

    "Modified: / 05-12-2009 / 18:16:47 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

deny: aBoolean description: aString

    "fail the testCase if aBoolean is true, 

     and report aString as failure-description."

    <resource: #skipInDebuggersWalkBack>

    self assert: aBoolean not description: aString.

    "Modified: / 05-12-2009 / 18:17:02 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

deny: aBoolean description: aString resumable: resumableBoolean

    <resource: #skipInDebuggersWalkBack>

    self assert: aBoolean not description: aString resumable: resumableBoolean.

    "Modified: / 05-12-2009 / 18:17:17 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

should: aBlock raise: anExceptionalEvent

    "during the execution of aBlock, the anExceptionalEvent should be raised"

    <resource: #skipInDebuggersWalkBack>

    self assert: (self executeShould: aBlock inScopeOf: anExceptionalEvent).

    "Modified: / 05-12-2009 / 18:18:17 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

should: aBlock raise: anExceptionalEvent description: aString

    "during the execution of aBlock, the anExceptionalEvent should be raised.

     If not, report aString as failure-description."

    <resource: #skipInDebuggersWalkBack>

    self

        assert: (self executeShould: aBlock inScopeOf: anExceptionalEvent)

        description: aString.

    "Modified: / 05-12-2009 / 18:18:08 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

should: aBlock raise: anExceptionalEvent suchThat: condBlock

    "during the execution of aBlock, the anExceptionalEvent should be raised,

     and condBlock should return true on the exception instance"

    <resource: #skipInDebuggersWalkBack>

    self assert: (self executeShould: aBlock inScopeOf: anExceptionalEvent suchThat: condBlock).

    "Created: / 05-05-2011 / 20:14:14 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

should: aBlock raise: anExceptionalEvent suchThat: condBlock description: description

    "during the execution of aBlock, the anExceptionalEvent should be raised,

     and condBlock should return true on the exception instance.

     If not, report aString as failure-description."

    <resource: #skipInDebuggersWalkBack>

    self assert: (self executeShould: aBlock inScopeOf: anExceptionalEvent suchThat: condBlock)

         description: description

    "Created: / 05-05-2011 / 20:14:55 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

should: aBlock raise: anExceptionalEvent whoseDescriptionIncludes: aStringFragment

    "during the execution of aBlock, the anExceptionalEvent should be raised,

     and aStringFragment should be contained in the exception-instances description."

    <resource: #skipInDebuggersWalkBack>

    ^ self should: aBlock 

           raise: anExceptionalEvent

           suchThat:[:ex | ex description includesString: aStringFragment]

!

should:aBlock raise:anExceptionalEvent whoseDescriptionIncludes:aStringFragment description:aString

    "during the execution of aBlock, the anExceptionalEvent should be raised,

     and aStringFragment should be contained in the exception-instances description.

     If not, report aString as failure-description."

    <resource: #skipInDebuggersWalkBack>

    ^ self should: aBlock 

           raise: anExceptionalEvent

           suchThat:[:ex | ex description includesString: aStringFragment]

           description: aString.

!

shouldnt: aBlock raise: anExceptionalEvent

    "during the execution of aBlock, the anExceptionalEvent should NOT be raised"

    <resource: #skipInDebuggersWalkBack>

    self

        assert: (self executeShould: aBlock inScopeOf: anExceptionalEvent) not.

    "Modified: / 05-12-2009 / 18:18:35 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

shouldnt: aBlock raise: anExceptionalEvent description: aString

    "during the execution of aBlock, the anExceptionalEvent should NOT be raised.

     If not, report aString as failure-description."

    <resource: #skipInDebuggersWalkBack>

    self

        assert: (self executeShould: aBlock inScopeOf: anExceptionalEvent) not

        description: aString.

    "Modified: / 05-12-2009 / 18:18:53 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

skip

    "skip this test"

!

skipIf:aCondition description:aString

    "skip this test, if some condition is met"

    aCondition value ifTrue: [

        self logSkipped: 'Skipped - ',aString.

        TestResult skipped sunitSignalWith: aString

    ].

! !

!TestAsserter methodsFor:'convenience'!

assert: anObject equals: anotherObject

	self assert: anObject = anotherObject

		description: anObject printString, ' is not equal to ', anotherObject printString.

! !

!TestAsserter methodsFor:'logging'!

logFailure: aString

	self class logFailure: aString.

!

logSkipped: aString

        self class logSkipped: aString.

! !

!TestAsserter methodsFor:'private'!

executeShould: execBlock inScopeOf: exceptionalEvent

    <resource: #skipInDebuggersWalkBack>

    ^ self

	executeShould: execBlock

	inScopeOf: exceptionalEvent

	suchThat: [:ex | true ]

    "Modified: / 05-05-2011 / 20:23:56 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

executeShould: execBlock inScopeOf: exceptionalEvent suchThat: conditionBlock

	^[execBlock value.

	false]

		sunitOn: exceptionalEvent

		do:

		    [:ex |

		    ex sunitExitWith:(conditionBlock value: ex)]

    "Created: / 05-05-2011 / 20:08:46 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!TestAsserter class methodsFor:'documentation'!

version

    ^ '$Header$'

!

version_CVS

    ^ '$Header$'

!

version_SVN

    ^ '$Id$'

! !